I now know what's been missing from my life!
http://www.openculture.com/2017/03/get-to-sleep-with-42-hours-of-ambient-sounds-from-blade-runner-alien-star-trek-and-doctor-who.html (http://www.openculture.com/2017/03/get-to-sleep-with-42-hours-of-ambient-sounds-from-blade-runner-alien-star-trek-and-doctor-who.html)
I listen to ... stuff like that.